Fixed issue looks like

Gemfile

@@ -13,15 +13,14 @@ ruby '3.1.1'
 gem "cowsay", "~> 0.3.0"
 
 gem "jekyll"
-gem "rack"
-gem "jekyll-assets", "~> 3.0"
+gem 'rack', '~> 3.0'
+
 # If you want to use GitHub Pages, remove the "gem "jekyll"" above and
 # uncomment the line below. To upgrade, run `bundle update github-pages`.
 # gem "github-pages", group: :jekyll_plugins
 # If you have any plugins, put them here!
 group :jekyll_plugins do
   gem "jekyll-feed"
-  gem 'jekyll-admin', "0.11.1"
   gem 'jekyll-sitemap'
 end
 

Gemfile.lock

@@ -1,14 +1,10 @@
 GEM
   remote: http://rubygems.org/
   specs:
-    activesupport (5.2.8.1)
-      concurrent-ruby (~> 1.0, >= 1.0.2)
-      i18n (>= 0.7, < 2)
-      minitest (~> 5.1)
-      tzinfo (~> 1.1)
     addressable (2.8.7)
       public_suffix (>= 2.0.2, < 7.0)
     base64 (0.2.0)
+    bigdecimal (3.1.9)
     colorator (1.1.0)
     concurrent-ruby (1.3.5)
     cowsay (0.3.0)
@@ -17,130 +13,84 @@ GEM
       eventmachine (>= 0.12.9)
       http_parser.rb (~> 0)
     eventmachine (1.2.7)
-    execjs (2.10.0)
-    extras (0.3.0)
-      forwardable-extended (~> 2.5)
-    fastimage (2.4.0)
-    ffi (1.17.2-arm64-darwin)
     ffi (1.17.2-x86_64-darwin)
     forwardable-extended (2.6.0)
+    google-protobuf (4.30.2-x86_64-darwin)
+      bigdecimal
+      rake (>= 13)
     http_parser.rb (0.8.0)
     i18n (1.14.7)
       concurrent-ruby (~> 1.0)
-    jekyll (3.10.0)
+    jekyll (4.4.1)
       addressable (~> 2.4)
+      base64 (~> 0.2)
       colorator (~> 1.0)
       csv (~> 3.0)
       em-websocket (~> 0.5)
-      i18n (>= 0.7, < 2)
-      jekyll-sass-converter (~> 1.0)
+      i18n (~> 1.0)
+      jekyll-sass-converter (>= 2.0, < 4.0)
       jekyll-watch (~> 2.0)
-      kramdown (>= 1.17, < 3)
+      json (~> 2.6)
+      kramdown (~> 2.3, >= 2.3.1)
+      kramdown-parser-gfm (~> 1.0)
       liquid (~> 4.0)
-      mercenary (~> 0.3.3)
+      mercenary (~> 0.3, >= 0.3.6)
       pathutil (~> 0.9)
-      rouge (>= 1.7, < 4)
+      rouge (>= 3.0, < 5.0)
       safe_yaml (~> 1.0)
-      webrick (>= 1.0)
-    jekyll-admin (0.11.1)
-      jekyll (>= 3.7, < 5.0)
-      sinatra (>= 1.4)
-      sinatra-contrib (>= 1.4)
-    jekyll-assets (3.0.12)
-      activesupport (~> 5.0)
-      execjs (~> 2.7)
-      extras (~> 0.2)
-      fastimage (~> 2.0, >= 1.8)
-      jekyll (>= 3.5, < 4.0)
-      jekyll-sanity (~> 1.2)
-      liquid-tag-parser (~> 1.0)
-      nokogiri (~> 1.8)
-      pathutil (~> 0.16)
-      sprockets (>= 3.3, < 4.1.beta)
+      terminal-table (>= 1.8, < 4.0)
+      webrick (~> 1.7)
     jekyll-feed (0.17.0)
       jekyll (>= 3.7, < 5.0)
-    jekyll-sanity (1.6.0)
-      jekyll (>= 3.1, < 5.0)
-      pathutil (~> 0.16)
-    jekyll-sass-converter (1.5.2)
-      sass (~> 3.4)
+    jekyll-sass-converter (3.1.0)
+      sass-embedded (~> 1.75)
     jekyll-sitemap (1.4.0)
       jekyll (>= 3.7, < 5.0)
     jekyll-watch (2.2.1)
       listen (~> 3.0)
+    json (2.10.2)
     kramdown (2.5.1)
       rexml (>= 3.3.9)
+    kramdown-parser-gfm (1.1.0)
+      kramdown (~> 2.0)
     liquid (4.0.4)
-    liquid-tag-parser (1.9.0)
-      extras (~> 0.3)
-      liquid (>= 3.0, < 5.0)
     listen (3.9.0)
       rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
-    mercenary (0.3.6)
-    minitest (5.25.5)
-    multi_json (1.15.0)
-    mustermann (3.0.3)
-      ruby2_keywords (~> 0.0.1)
-    nokogiri (1.18.7-arm64-darwin)
-      racc (~> 1.4)
-    nokogiri (1.18.7-x86_64-darwin)
-      racc (~> 1.4)
+    mercenary (0.4.0)
     pathutil (0.16.2)
       forwardable-extended (~> 2.6)
     public_suffix (6.0.1)
-    racc (1.8.1)
-    rack (2.2.13)
-    rack-protection (3.2.0)
-      base64 (>= 0.1.0)
-      rack (~> 2.2, >= 2.2.4)
+    rack (3.1.13)
+    rake (13.2.1)
     rb-fsevent (0.11.2)
     rb-inotify (0.11.1)
       ffi (~> 1.0)
     rexml (3.4.1)
-    rouge (3.30.0)
-    ruby2_keywords (0.0.5)
+    rouge (4.5.1)
     safe_yaml (1.0.5)
-    sass (3.7.4)
-      sass-listen (~> 4.0.0)
-    sass-listen (4.0.0)
-      rb-fsevent (~> 0.9, >= 0.9.4)
-      rb-inotify (~> 0.9, >= 0.9.7)
-    sinatra (3.2.0)
-      mustermann (~> 3.0)
-      rack (~> 2.2, >= 2.2.4)
-      rack-protection (= 3.2.0)
-      tilt (~> 2.0)
-    sinatra-contrib (3.2.0)
-      multi_json (>= 0.0.2)
-      mustermann (~> 3.0)
-      rack-protection (= 3.2.0)
-      sinatra (= 3.2.0)
-      tilt (~> 2.0)
-    sprockets (4.0.3)
-      concurrent-ruby (~> 1.0)
-      rack (> 1, < 3)
+    sass-embedded (1.86.3-x86_64-darwin)
+      google-protobuf (~> 4.30)
+    terminal-table (3.0.2)
+      unicode-display_width (>= 1.1.1, < 3)
     thread_safe (0.3.6)
-    tilt (2.6.0)
     tzinfo (1.2.11)
       thread_safe (~> 0.1)
     tzinfo-data (1.2025.2)
       tzinfo (>= 1.0.0)
+    unicode-display_width (2.6.0)
     wdm (0.2.0)
     webrick (1.9.1)
 
 PLATFORMS
-  arm64-darwin-23
   x86_64-darwin-24
 
 DEPENDENCIES
   cowsay (~> 0.3.0)
   jekyll
-  jekyll-admin (= 0.11.1)
-  jekyll-assets (~> 3.0)
   jekyll-feed
   jekyll-sitemap
-  rack
+  rack (~> 3.0)
   tzinfo (~> 1.2)
   tzinfo-data
   wdm

_config.yml

@@ -39,7 +39,6 @@ sass:
 
 # Build settings
 plugins:
-  - jekyll-admin
   - jekyll-feed
   - jekyll-sitemap
   - jekyll-assets

_includes/head.html

@@ -1,8 +1,7 @@
 <head>
     {% include meta.html %}
     <title>{{site.title}} | Built With Ruby</title>
-    <!-- <link rel="stylesheet" href="{{site.baseurl}}/assets/css/style.css"> -->
-    {% asset application-common.css %}
+    <link rel="stylesheet" href="{{site.baseurl}}/assets/css/style.css">
     <script src="https://kit.fontawesome.com/6a97161b76.js" crossorigin="anonymous"></script>
     <script src="https://code.jquery.com/jquery-3.6.0.min.js" integrity="sha256-/xUj+3OJU5yExlq6GSYGSHk7tPXikynS7ogEvDej/m4=" crossorigin="anonymous"></script>
     <script src="https://cdnjs.cloudflare.com/ajax/libs/jquery.imagesloaded/4.1.4/imagesloaded.pkgd.min.js" crossorigin="anonymous"></script>